Archrock Inc is a U.S.-based natural gas contract operations services company and provider of natural gas compression services. Archrock derives the majority of its revenue from its business segments: contract operations, and aftermarket services. Under the umbrella of contract operations services, the company provides operations to meet customers' natural gas compression needs. Services include designing, owning, installing, operating, and maintaining equipment. Archrock works closely with its customers' personnel to ensure its compression service matches any changing characteristics of the natural gas reservoir. In addition, the company sells parts and components while providing maintenance and reconfiguration for compression and oilfield power generation equipment.